Home / 65,077.40-97,543.20-37,010.90

Finding the Fourth Proportional to 65,077.40, 97,543.20 and 37,010.90

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Solution

The fourth proportional to 65,077.40, 97,543.20 and 37,010.90 is: 55,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,077.40 : 97,543.20 = 37,010.90 : x
  2. Step 2: Convert to fraction form
    65,077.40/97,543.20 = 37,010.90/x
  3. Step 3: Cross multiply
    65,077.40x = 97,543.20 × 37,010.90
  4. Step 4: Simplify right side
    65,077.40x = 3,610,161,620.88
  5. Step 5: Solve for x
    x = 3,610,161,620.88/65,077.40
  6. Step 6: Final answer
    x = 55,474.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.